<div>
    <div>
        <!-- 绑定组件 nova-card-title    投射标题的内容-->
        <ng-content select="nova-card-title"></ng-content>
    </div>
    <div>
        <!-- 绑定组件 nova-card-content 投射内容区的内容 -->
        <ng-content select="nova-card-content"></ng-content>
    </div>
</div>

